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AGILE MODULATOR MM4800
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The Master Video MM4800 Agile UHF Modulator is a fully adjacent channel SAW filtered agile commercial video audio modulator for CATV and UHF broadcast use for frequencies from 300 to 800 MHz. Channel selection is done by convenient front panel button and last channel entry is stored in nonvolatile memory. Agility allows maximum flexibility in altering system channel line-ups and instant fixed channel replacement. The synthesizers are crystal referenced and micro-computer controlled for accuracy and stability.
Status read and Channel set can be done remotely from anywhere with the RS232 optional PC module and software.
This series is manufactured in NTSC, PAL and SECAM standards.
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APPLICATION NOTE:
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| FREQUENCY RANGE:
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300-800 MHz, CATV 37-126 UHF 14-69
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| RF-OUTPUT LEVEL:
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+55 dB/mV adjustable
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| TV-NORM:
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NTSC, PAL and SECAM for Export
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| SPURIOUS OUTPUT:
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-60 dB
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| BROADBAND NOISE:
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-75 dB with Mixer Network
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| FREQUENCY STABILITY:
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+/-1KHz Crystal referenced
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| VIDEO INPUT LEVEL:
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1 Vpp, 75 Ohms unbal., neg. sync.
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| DIFFERENTIAL PHASE:
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2 °
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| COMPOSITE IF-LOOP:
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25 dB/mV
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| AUDIO INPUT:
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0 dBm/600 Ohm adjustable
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| AUDIO DISTORTION:
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1 % at 25 KHz
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| POWER:
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117 V AC (220-240 V) / 13 W
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| ENCLOSURE:
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1.75" x 19" rackmount
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 :
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 MM4800.pdf download (Acrobat File)
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